#include <STC15F2K60S2.H>


void led_disp(uchar adder,enable)
{
	static uchar temp=0x00;
	static uchar temp_old = 0x1f;
	
	if(enable)
	temp |= 0x01<<adder;
	else
	temp &= ~(0x01<<adder);
	
	if(temp !=temp_old)
	{
		P0 = ~temp;
		P2 = P2&0X1F|0X80;
		P2 &= 0X1F;
		temp_old = temp;
	}
	











}
	
